Hệ thống báo khói cảm biến báo cháy tự động kết nối WiFi

Type: Smoke Detector Model Number: GS04 Battery: 9V Wireless Frequency: 433MHz Function: Wireless Smoke Detector Fire Sensor Independent type suction a top installation, fireproof material, easy installation, no commissioning; The built-in special IC, stable performance, high sensitivity; The optical principle smoke measure the room,can accurate detection or fire from the early smoke Can simulate alarm test for alarm; 9V battery power supply,Surveillance state current less than 10uA,alarm current less than 12mA; Voltage alarm function. When the battery voltage is lower than 6.8V,issued a prompt remind users change the battery; Alarm vilume: Greater than 85DB; Temperature range: 10-60 Degree Protection area: alarm installation height 6 meters,Protection 9V battery,auto reset stainless steel shield, LED indicate alarm,dustproof,mothproof,anti white light interference; Alarm Output: relay output N.O./N.C. Unit Size: 115X45mm Static current: Less than equal 20uA Alarm current: Less than equal 40mA Battery life: carbon battery for about 1 year. Alarm indication: LED flashes in Red Alarm sound: Greater than equal 85dD/3M Sensor: Optical colour: white Material: ABS Package Contents: 1 * Smoke Alarm 1 * Bag of Mounting Screws 1 * User ManualOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.